package cn.hello2018.servlet;

import com.jspsmart.upload.SmartUpload;
import com.jspsmart.upload.SmartUploadException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author jeymingwu
 * @date 2019/3/11 16:08
 */
public class SmartDownloadServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req, resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        String filename = req.getParameter("filename");
        SmartUpload smartUpload = new SmartUpload();
        smartUpload.initialize(getServletConfig(), req, resp);
//        不使用任何默认打开方式
        smartUpload.setContentDisposition(null);
        try {
            smartUpload.downloadFile("/file/" + filename);
        } catch (SmartUploadException e) {
            e.printStackTrace();
        }
    }
}
